Unit5第五课时

1、 八年级（下）八年级（下）情景情景引入引入合作合作探究探究课堂课堂小结小结随堂随堂训练训练Look at the picture and talk about what they were doing when the plane hit the World Trade Center.情景引入情景引入What was/were sb. doing when the plane hit World Trade Center?SandyTwin brothersSammy fathermotherdog3a Make notes about an event you remember well.W

2、hat was the event?When did it happen?Where did it happen?What were you doing?What were your friends doing?Why was it important?Why do you remember this event?探究点一探究点一 Writing3b Write a short article about the important event in 3a. Try to write three paragraphs.First, write about the event(when and

3、where it happened). An important event that I remember well was _. It happened in/on _ at /in _.Wenchuan EarthquakeMay 12, 2008Wenchuan, SichuanNext, write about what you and some of your friends were doing when this event happened.When I heard the news of this event/When this event happened, I was

4、_. My friends were _.Then, write about why this event was important.This event is very important to me because _. / I remember this event well because _.An important event that I remember well was Wenchuan Earthquake. It happened on May 12, 2008 in Wenchuan, Sichuan. When I heard the news of this ev

5、ent, I was working. My friends were watching games on TV. This event is very important to me because many people died in the earthquake. They need some help. Lots of people came to help them.单元目单元目标标when, while过去进行时过去进行时课堂小结课堂小结1. 概念概念: 表示过去某个时刻或过去一段时表示过去某个时刻或过去一段时 间正间正在进行的动作。在进行的动作。2. 句子结构句子结构: 主语主

6、语 + was/were + doing sth. + 时间状语时间状语3. 时间状语词时间状语词: at 5:00 yesterday afternoon, at that time, then 等连用等连用, 或者用另一动或者用另一动作来表示过去的时间。如：作来表示过去的时间。如：They were playing basketball when she arrived.While they were playing basketball, she arrived.过去进行时过去进行时侧重表示侧重表示动作延长的时间长度动作延长的时间长度; 一一般过去时般过去时表示过去某时发生过某事，表示过

7、去某时发生过某事，侧重说侧重说明事实明事实。 He _ all night last night. （生动的描写，他一直写（生动的描写，他一直写） He _ something last night （说明他写了（说明他写了的事实）的事实）was writingwrote区别：区别：1. 由由when引导的时间状语从句引导的时间状语从句，主句用过去主句用过去进行时，从句应用一般过去时进行时，从句应用一般过去时； 由由while引导的时间状语从句，主句用一般引导的时间状语从句，主句用一般过去时，从句应用过去进行时过去时，从句应用过去进行时。When the teacher came in, we

8、 were talking. 当此句改变主从句的位置时，则为：当此句改变主从句的位置时，则为： While we were talking, the teacher came in. 2. 如果从句和主句的动作同时发生如果从句和主句的动作同时发生，两句都，两句都用过去进行时的时候，用过去进行时的时候，多用多用while引导引导。如：如： They were singing while we were dancing. 1. 感觉像感觉像2. 首先首先3. 入睡入睡4. 逐渐变弱逐渐变弱5. 确信确信6. 醒来醒来7. 凌乱凌乱8. 清洁清洁9. 互相帮助互相帮助10. 在困难时期在困难时期fe

9、el likeat firstfall asleepdie downmake surewake up in a messclean up help each otherin times of difficulty 1. What were you doing at eight last night? I was taking a shower.2. He was reading in the library when the rainstorm came.3. While Linda was sleeping, Jenny was helping Mary with her homework.

10、1. I _ my homework when Mike _ last night. 昨天晚上迈克来的时候我正在写作业。昨天晚上迈克来的时候我正在写作业。2. While Ann _ TV, her father _ home. 安正在看电视时，她父亲回来了。安正在看电视时，她父亲回来了。was doingcamewas watchingcame随堂训练随堂训练3. What were you doing when I _ at the door? 我敲门我敲门(knock)的时候你在干什么？的时候你在干什么？4. She _ the room when I _ to see her. 我去看

11、她的时候她不是在打扫房间。我去看她的时候她不是在打扫房间。wasnt cleaningwentknocked1. _ I was walking home from school, I saw a strange light in the sky. But _ I pointed it out to my friend, it went away.2. _ I told my older brother about the strange light in the sky, he just laughed and didnt believe me.3. _ my brother was lau

12、ghing, the television news reported that other people had seen the light as well.1. Fill in the blanks with when or while.WhilewhenWhenWhile2. Fill in the blanks with the correct forms of the words in brackets.When I _ (be) in the sixth grade, I _ (join) a piano competition. I _ (practice) for four

13、hours every day and my piano teacher _ (come) three times a week to _ (help) me. Then the big day finally _ (arrive). I _ (be) so nervous when they _ (call) my name. I _ (go) up and _ (start) to play. wasjoinedpracticedcamehelparrivedwascalledwentstartedWhile I _ (play), everyone _ (sit) still and listened. I played the song without any mistakes. Then I _ (wait) for them to call out the winner. When I _ (hear) my name, my heart